Detectives have arrested a 15-year-old boy on suspicion of making an online threat to “shoot up a school.”
Anonymous tipster on the Discord app reported his comment to the FBI
During the arrest the teenager’s mother said her son was “just a little kid playing a video game.”

The comment was:

“I Dalton Barnhart vow to bring my fathers m15 to school and kill 7 people at a minimum”